forked from hidevopsio/hiboot-data
/
kvrepository.go
77 lines (66 loc) · 2.03 KB
/
kvrepository.go
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// Copyright 2018 John Deng (hi.devops.io@gmail.com).
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package data
import "hidevops.io/hiboot/pkg/utils/reflector"
// KVRepository is the Key/Value Repository interface
type KVRepository interface {
Repository
Put(params ...interface{}) error
Get(params ...interface{}) error
Delete(params ...interface{}) error
}
type BaseKVRepository struct {
BaseRepository
}
func (r *BaseKVRepository) getKey(value interface{}, id string) string {
k := reflector.GetFieldValue(value, id)
if k.IsValid() && k.CanInterface() {
return k.Interface().(string)
}
return ""
}
func (r *BaseKVRepository) Parse(params ...interface{}) ([]byte, []byte, interface{}, error) {
var key string
var value interface{}
if len(params) == 2 {
key = params[0].(string)
value = params[1]
} else {
value = params[0]
key = r.getKey(value, "ID")
if key == "" {
key = r.getKey(value, "Id")
}
if key == "" {
return nil, nil, nil, InvalidDataModelError
}
}
bucket := reflector.GetLowerCamelName(value)
if bucket == "" {
return nil, nil, nil, reflector.ErrInvalidInput
}
return []byte(bucket), []byte(key), value, nil
}
// Put inserts a key:value pair into the database
func (r *BaseKVRepository) Put(params ...interface{}) error {
return nil
}
// Get retrieves a key:value pair from the database
func (r *BaseKVRepository) Get(params ...interface{}) error {
return nil
}
// Delete removes a key:value pair from the database
func (r *BaseKVRepository) Delete(params ...interface{}) error {
return nil
}